2 control registers – Panasonic MN103001G/F01K User Manual

Page 41

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2-7

CPU

2.3.2

Control Registers

This microcontroller uses the memory-mapped-I/O method and allocates the peripheral circuit registers to the
internal I/O space between addresses x'20000000 and x'3FFFFFFF.
The registers listed below are described in this section. For details on other control registers, refer to the respective
sections that explain the various internal peripheral functions.

Table 2-3-1 List of Control Registers

Address

Name

Symbol

Number of bits Initial value

Access size

x'20000000

Interrupt vector register 0

IVAR0

16

x'XXXX

16

x'20000004

Interrupt vector register 1

IVAR1

16

x'XXXX

16

x'20000008

Interrupt vector register 2

IVAR2

16

x'XXXX

16

x'2000000C

Interrupt vector register 3

IVAR3

16

x'XXXX

16

x'20000010

Interrupt vector register 4

IVAR4

16

x'XXXX

16

x'20000014

Interrupt vector register 5

IVAR5

16

x'XXXX

16

x'20000018

Interrupt vector register 6

IVAR6

16

x'XXXX

16

x'20000020

Core's internal memory control register

MEMCTRC

16

x'0007

16

x'20000040

CPU mode register

CPUM

16

x'0000

16

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